we've had a day and a half to absolve the news of nelson mandela's death. a lot of the mourning begins tomorrow with the national day of mourning, and then throughout the week, there are various events. but while government is working furiously in the background around the logistics of what will be some very large events indeed, the rest of us are really taking this time to reflect and prepare for what it has become. >> can you tell us a bit more about that? of course, there is a huge task of preparing for mandela's funeral. >> well, absolutely. the memorial service in particular, we know that very many world leaders will be there. we know that very many south africans will want to be there. and, of course, there is limited capacity, and a lot of the preparations now are centering around things such as transportation and security arrangements. we received confirmation yesterday that the united states president barack obama will be in the country, possibly at that memorial service. you know, he moves in a vast cordon of security, and that complicates things